Update app.py

app.py

@@ -73,8 +73,9 @@ prompt = PromptTemplate(
     input_variables=["chat_history", "human_input", "context"], template=template
 )
 
+model_name = "gpt-3.5-turbo"
 memory = ConversationBufferWindowMemory(memory_key="chat_history", input_key="human_input",k=3)
-chain = load_qa_chain( OpenAI(), chain_type="stuff", memory=memory, prompt=prompt)
+chain = load_qa_chain( OpenAI(model_name=model_name, temperature=0), chain_type="stuff", memory=memory, prompt=prompt)
 
 """# Demo
 
@@ -111,10 +112,7 @@ def vote(tmp, index_state, data: gr.LikeData):
     write_to_file(file_name, value_new + ';' + find_previous_question(value_new))
 
 def find_previous_question(answer_string):
-    # Split the chat string into lines
     lines = chain.memory.buffer.split('\n')
-
-    # Initialize variables to keep track of the last question and the current question
     last_question = None
     current_question = None